氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)操(cao)(cao)作(zuo)(zuo)(zuo)(zuo)依照原(yuan)理(li)(li)與(yu)不同(tong)槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)機械(xie)設計方(fang)式(shi)(shi)有(you)分(fen)為(wei)(wei)四種(zhong)(zhong)五類：第一種(zhong)(zhong)是(shi)依賴活(huo)塞(sai)(sai)(sai)(sai)原(yuan)理(li)(li)進行(xing)(xing)(xing)槍(qiang)(qiang)機運(yun)作(zuo)(zuo)(zuo)(zuo)的(de)(de)方(fang)式(shi)(shi)，亦(yi)即(ji)透(tou)過導(dao)(dao)流(liu)使(shi)氣(qi)體推動(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)(sai)(sai)(sai)，活(huo)塞(sai)(sai)(sai)(sai)連動(dong)(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)(qiang)機，透(tou)過這一串的(de)(de)程(cheng)(cheng)序(xu)完成(cheng)槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)/半自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。然(ran)而活(huo)塞(sai)(sai)(sai)(sai)的(de)(de)運(yun)作(zuo)(zuo)(zuo)(zuo)以(yi)行(xing)(xing)(xing)程(cheng)(cheng)為(wei)(wei)主，以(yi)行(xing)(xing)(xing)程(cheng)(cheng)移動(dong)(dong)(dong)(dong)(dong)(dong)(dong)距離的(de)(de)長短(duan)劃分(fen)，而非(fei)以(yi)活(huo)塞(sai)(sai)(sai)(sai)的(de)(de)重量或者(zhe)大小劃分(fen)。第二種(zhong)(zhong)是(shi)利用“收(shou)集”子(zi)彈的(de)(de)高(gao)壓(ya)氣(qi)之(zhi)后(hou)再導(dao)(dao)流(liu)進入汽缸推動(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)(sai)(sai)(sai)或整個(ge)槍(qiang)(qiang)管連動(dong)(dong)(dong)(dong)(dong)(dong)(dong)到槍(qiang)(qiang)機進行(xing)(xing)(xing)完成(cheng)槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)/半自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。第三(san)種(zhong)(zhong)是(shi)利用第二種(zhong)(zhong)“收(shou)集”氣(qi)體的(de)(de)原(yuan)理(li)(li)進行(xing)(xing)(xing)推動(dong)(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)(qiang)管連動(dong)(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)(qiang)機完成(cheng)槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)/半自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。后(hou)一種(zhong)(zhong)是(shi)經(jing)由氣(qi)導(dao)(dao)管導(dao)(dao)流(liu)氣(qi)體向后(hou)“吹送”槍(qiang)(qiang)機完成(cheng)槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)/半自(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。因此(ci)我們大約可以(yi)分(fen)為(wei)(wei)：短(duan)行(xing)(xing)(xing)程(cheng)(cheng)活(huo)塞(sai)(sai)(sai)(sai)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)式(shi)(shi)（Short stroke）。長行(xing)(xing)(xing)程(cheng)(cheng)活(huo)塞(sai)(sai)(sai)(sai)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)式(shi)(shi)（Long stroke）。氣(qi)井集氣(qi)操(cao)(cao)作(zuo)(zuo)(zuo)(zuo)（Gas trap）。槍(qiang)(qiang)口增壓(ya)器（Muzzle booster）。直(zhi)噴(pen)式(shi)(shi)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)操(cao)(cao)作(zuo)(zuo)(zuo)(zuo)（Direct impingement；也稱為(wei)(wei)Direct Gas Action）。